TY  - RPRT
TI  - Early Agriculture in the eastern Grand Canyon of Arizona, USA
AU  - S.W. Davis
AU  - M. E. Davis
AU  - I. Lucchitta
AU  - R. Finkel
AU  - M. Caffee
PY  - 2000
DO  - 10.1002/1520-6548(200012)15:8<783::aid-gea3>3.0.co;2-i
UR  - https://pubs.usgs.gov/publication/70022335
ID  - 70022335
ER  -